Home / 168,493,123.10-236,400,555.70-168,493,123.10

Finding the Fourth Proportional to 168,493,123.10, 236,400,555.70 and 168,493,123.10

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Solution

The fourth proportional to 168,493,123.10, 236,400,555.70 and 168,493,123.10 is: 236,400,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,493,123.10 : 236,400,555.70 = 168,493,123.10 : x
  2. Step 2: Convert to fraction form
    168,493,123.10/236,400,555.70 = 168,493,123.10/x
  3. Step 3: Cross multiply
    168,493,123.10x = 236,400,555.70 × 168,493,123.10
  4. Step 4: Simplify right side
    168,493,123.10x = 39,831,867,932,468,504
  5. Step 5: Solve for x
    x = 39,831,867,932,468,504/168,493,123.10
  6. Step 6: Final answer
    x = 236,400,555.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.